25. OILING DEVICES.

_a._ A one-pint hand oil pump, to be connected below the throttle, and

a one-pint sight feed lubricator, to be connected above the throttle,

must be furnished with each pump.

_b._ Oiling holes must be provided for all valve motion pins, and for

each end of both rock shafts.

Pumps and Hydraulics, Part 1 (of 2) · 第 221 / 357 题